#ifndef SRC_BASE_OBJECT_INL_H_
#define SRC_BASE_OBJECT_INL_H_

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#include "base-object.h"
#include "env.h"
#include "env-inl.h"
#include "util.h"
#include "util-inl.h"
#include "v8.h"

namespace node {

inline BaseObject::BaseObject(Environment* env, v8::Local<v8::Object> handle)
    : persistent_handle_(env->isolate(), handle)
    , env_(env)
{
    NODE_CHECK_EQ(false, handle.IsEmpty());
    // The zero field holds a pointer to the handle. Immediately set it to
    // nullptr in case it's accessed by the user before construction is complete.
    if (handle->InternalFieldCount() > 0)
        handle->SetAlignedPointerInInternalField(0, nullptr);
}

inline BaseObject::~BaseObject()
{
    NODE_CHECK(persistent_handle_.IsEmpty());
}

inline v8::Persistent<v8::Object>& BaseObject::persistent()
{
    return persistent_handle_;
}

inline v8::Local<v8::Object> BaseObject::object()
{
    return PersistentToLocal(env_->isolate(), persistent_handle_);
}

inline Environment* BaseObject::env() const
{
    return env_;
}

template <typename Type>
inline void BaseObject::WeakCallback(
    const v8::WeakCallbackInfo<Type>& data)
{
    Type* self = data.GetParameter();
    self->persistent().Reset();
    delete self;
}

template <typename Type>
inline void BaseObject::MakeWeak(Type* ptr)
{
    v8::HandleScope scope(env_->isolate());
    v8::Local<v8::Object> handle = object();
    NODE_CHECK_GT(handle->InternalFieldCount(), 0);
    Wrap(handle, ptr);
    persistent_handle_.MarkIndependent();
    persistent_handle_.SetWeak<Type>(ptr, WeakCallback<Type>,
        v8::WeakCallbackType::kParameter);
}

inline void BaseObject::ClearWeak()
{
    persistent_handle_.ClearWeak();
}

} // namespace node

#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#endif // SRC_BASE_OBJECT_INL_H_
